using Microsoft.AspNetCore.Components;
using Microsoft.JSInterop;
using MP.Stats.Data;
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Threading.Tasks;

namespace MP.Stats.Pages
{
    public partial class Oee : ComponentBase, IDisposable
    {
        #region Private Fields

        private MP.Data.DbModels.TurniOee currRecord = null;

        private string fileName = "OEE.csv";
        private List<MP.Data.DbModels.TurniOee> ListRecords;

        private List<MP.Data.DbModels.TurniOee> SearchRecords;

        #endregion Private Fields

        #region Private Properties

        private int _currPage { get; set; } = 1;

        private int _numRecord { get; set; } = 10;

        private SelectData currFilter
        {
            get
            {
                return MessageService.OEE_Filter;
            }
            set
            {
                MessageService.OEE_Filter = value;
            }
        }

        private int currPage
        {
            get => _currPage;
            set
            {
                if (_currPage != value)
                {
                    _currPage = value;
                    var pUpd = Task.Run(async () => await ReloadData());
                    pUpd.Wait();
                }
            }
        }

        private string fullPath
        {
            get => $"{Directory.GetCurrentDirectory()}\\temp\\{fileName}";
        }

        private bool isLoading { get; set; } = false;

        private int numRecord
        {
            get => _numRecord;
            set
            {
                if (_numRecord != value)
                {
                    _numRecord = value;
                    var pUpd = Task.Run(async () => await ReloadData());
                    pUpd.Wait();
                }
            }
        }

        private bool ShowCharts { get; set; } = false;

        #endregion Private Properties

        #region Protected Properties

        [Inject]
        protected IJSRuntime JSRuntime { get; set; }

        [Inject]
        protected MessageService MessageService { get; set; }

        [Inject]
        protected NavigationManager NavManager { get; set; }

        [Inject]
        protected MpStatsService StatService { get; set; }

        protected int totalCount
        {
            get
            {
                int answ = 0;
                if (SearchRecords != null)
                {
                    answ = SearchRecords.Count;
                }
                return answ;
            }
        }

        #endregion Protected Properties

        #region Private Methods

        private async void clearFile()
        {
            await Task.Run(() => File.Delete(fullPath));
        }

        private async Task ExportCsv()
        {
            isLoading = true;
            // calcolo nome file
            // salvo davvero!
            await Egw.Core.Utils.SaveToCsv(SearchRecords, fullPath, ';');
            isLoading = false;
        }

        private async Task ReloadData()
        {
            isLoading = true;
            SearchRecords = await StatService.StatTurniOeeGetAllCached(currFilter, MessageService.SearchVal);
            ListRecords = SearchRecords.Skip(numRecord * (currPage - 1)).Take(numRecord).ToList();
            isLoading = false;
        }

        #endregion Private Methods

        #region Protected Methods

        protected async Task DoFilter(SelectData newFilter)
        {
            clearFile();
            currRecord = null;
            SearchRecords = null;
            ListRecords = null;
            currFilter = newFilter;
            await ReloadData();
        }

        protected void ForceReload(int newNum)
        {
            numRecord = newNum;
        }

        protected void ForceReloadPage(int newNum)
        {
            currPage = newNum;
        }

        protected override async Task OnInitializedAsync()
        {
            clearFile();
            numRecord = 10;
            MessageService.ShowSearch = false;
            MessageService.PageName = "TRS/OEE %";
            MessageService.PageIcon = "fa fa-display";
            MessageService.EA_SearchUpdated += OnSeachUpdated;
            await ReloadData();
        }

        protected void ResetData()
        {
            clearFile();
            StatService.rollBackEdit(currRecord);
            currRecord = null;
        }

        protected async Task ResetFilter(SelectData newFilter)
        {
            clearFile();
            currRecord = null;
            SearchRecords = null;
            ListRecords = null;
            currFilter = SelectData.Init(5, 7);
            await ReloadData();
        }

        protected void Select(MP.Data.DbModels.TurniOee selRecord)
        {
            // applico filtro da selezione
            currRecord = selRecord;
        }

        protected async Task ToggleChart(bool doShow)
        {
            ShowCharts = !ShowCharts;
            if (ShowCharts)
            {
                await ReloadData();
            }
        }

        protected async Task UpdateData()
        {
            currRecord = null;
            await ReloadData();
        }

        #endregion Protected Methods

        #region Public Methods

        public string checkSelect(DateTime DataRif, string Turno, string IdxMacchina)
        {
            string answ = "";
            if (currRecord != null)
            {
                try
                {
                    answ = (currRecord.IdxMacchina == IdxMacchina && currRecord.Turno == Turno && currRecord.DataRif == DataRif) ? "table-info" : "";
                }
                catch
                { }
            }
            return answ;
        }

        public void Dispose()
        {
            MessageService.EA_SearchUpdated -= OnSeachUpdated;
        }

        // public void OnSeachUpdated()
        // {
        //     InvokeAsync(() =>
        //     {
        //         UpdateData();
        //         StateHasChanged();
        //     });
        // }
        public async void OnSeachUpdated()
        {
            await InvokeAsync(() =>
            {
                Task task = UpdateData();
                StateHasChanged();
            });
        }

        #endregion Public Methods
    }
}